Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May signals a significant shift in the average high-temperature, soaring from April's frosty 48.4°F (9.1°C) to a refreshing 64.6°F (18.1°C). Johannesburg's nights in May cool down to an average low-temperature of 43.9°F (6.6°C).Humidity
May is the least humid month, with an average relative humidity of 70%.Rainfall
The month with the most rainfall is May, when the rain falls for 14.4 days and typically aggregates up to 2.76" (70mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Johannesburg. May is the last month it regularly snows in Johannesburg, Michigan. During 1.1 snowfall days, in May, Johannesburg aggregates 0.28" (7mm) of snow. Throughout the year, in Johannesburg, there are 109.2 snowfall days, and 47.09" (1196mm) of snow is accumulated.Daylight
In Johannesburg, the average length of the day in May is 14h and 52min.On the first day of May in Johannesburg, sunrise is at 6:25 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 9:16 pm EDT.
Sunshine
In May, the average sunshine in Johannesburg is 8.8h.UV index
The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 4 in May translates into these instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
What is the average May temperature in Johannesburg?
What is the least humid month in Johannesburg?
What is the average humidity in May in Johannesburg?
What is the wettest month in Johannesburg?
How many days does it rain in May in Johannesburg?
What is the last month it snows in Johannesburg?
How many hours of daylight does Johannesburg have in May?
What time are sunrise and sunset in May in Johannesburg?
How long on average sun shines in May in Johannesburg?
How high is the UV index in May in Johannesburg?
Average temperature in May
Johannesburg, MI
- Average high temperature in May: 64.6°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (23.5°F).
- Average low temperature in May: 43.9°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).
Average pressure in May
Johannesburg, MI
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Johannesburg, MI
- Average wind speed in May: 7.2mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in May
Johannesburg, MI
- Average humidity in May: 70%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in May
Johannesburg, MI
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in May
Johannesburg, MI
- Average rainfall days in May: 14.4 days
The month with the highest number of rainy days is October (17.5 days).
The months with the least rainy days are January and February (5 days).
Average snowfall in May
Johannesburg, MI
- Average snowfall in May: 0.28"
The month with the highest snowfall is January (10.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Johannesburg, MI
- Average snowfall days in May: 1.1 days
The month with the highest number of snowfall days is January (24.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Johannesburg, MI
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).
Average sunshine days in May
Johannesburg, MI
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.4 days).
Average UV index in May
Johannesburg, MI
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in May
Johannesburg, MI
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in May
Johannesburg, MI
- Average visibility in May: 6mi
The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Johannesburg, Michigan, USA
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